.app-container{
  width: 100%;
  height: 100vh;
  margin: 0;
  padding: 0;
  background: #000000;
  // 头部
  .arrow {
    position: absolute;
    top: 2%;
    left: 2%;
    img {
      width: 30px;
      height: 30px;
      vertical-align: middle;
    }
  }
  .header {
    width: 100%;
    margin: 0 auto;
    height: 70px;
    line-height: 70px;
    text-align: center;
    background: #1D1D1D;
    p {
      font-size: 1.2rem;
      font-family: PingFang SC;
      font-weight: 600;
      color: #ffffff;
    }
  }
//  图片预览
  .content {
    width: 100%;
    height: 80vh;
    background: #000000;
    position: relative;
  }
  .custom-indicator {
    position: absolute;
    left: 50%;
    top: 90%;
    transform: translateX(-50%);
    font-size: 1rem;
    color: white;
  }

}
